| Ridgefield Park to Oberkirch | 3,870.23 mi (6,228.53 km) |
| Ridgefield Park to Obernburg am Main | 3,874.89 mi (6,236.03 km) |
| Ridgefield Park to Obernkirchen | 3,804.65 mi (6,122.99 km) |
| Ridgefield Park to Oberschleissheim | 4,022.05 mi (6,472.86 km) |
| Ridgefield Park to Oberstdorf | 3,995.68 mi (6,430.43 km) |
| Ridgefield Park to Obertraubling | 4,023.59 mi (6,475.34 km) |
| Ridgefield Park to Obertshausen | 3,855.85 mi (6,205.40 km) |
| Ridgefield Park to Oberursel | 3,841.59 mi (6,182.44 km) |
| Ridgefield Park to Ochsenfurt | 3,917.83 mi (6,305.14 km) |
| Ridgefield Park to Ochsenhausen | 3,961.22 mi (6,374.97 km) |
| Ridgefield Park to Ochtrup | 3,731.26 mi (6,004.88 km) |
| Ridgefield Park to Odenthal | 3,759.82 mi (6,050.85 km) |
| Ridgefield Park to Oelde | 3,778.86 mi (6,081.49 km) |
| Ridgefield Park to Oelsnitz | 3,978.04 mi (6,402.04 km) |
| Ridgefield Park to Oer-Erkenschwick | 3,748.66 mi (6,032.89 km) |
